Check the listing for details. Fire Sprinkler Socket Wrench Central 1122-1/2. Condition: Used. Listed at 50.00 USD. This Fire Sprinkler Socket Wrench Central 1122-1/2 is a high-quality tool that is perfect for any professional who is responsible for maintaining and repairing fire protection equipment. It is designed to make their job easier and more efficient by providing them with a reliable and durable tool that they can rely on. The socket wrench is made from top-quality materials and is built to last, ensuring that it will provide the user with a long-lasting and dependable performance. It is perfect for use in a variety of different environments and is ideal for anyone who needs a reliable tool for their job. This socket wrench is a must-have for anyone who is looking for a high-quality tool that they can rely on for all their fire protection needs.